CN211218780U - Drilling device and system - Google Patents
Drilling device and system Download PDFInfo
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- CN211218780U CN211218780U CN201921829916.2U CN201921829916U CN211218780U CN 211218780 U CN211218780 U CN 211218780U CN 201921829916 U CN201921829916 U CN 201921829916U CN 211218780 U CN211218780 U CN 211218780U
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Abstract
The utility model discloses a drilling equipment and system belongs to the pipeline maintenance field. The drilling device (100) comprises: the drilling machine comprises a clamping assembly (10), a guide assembly (20), a drilling assembly (30) and a power motor (40). The guide assembly (20) comprises: a support bracket (201) and a connecting rod (202), the drilling assembly (30) comprising: the drilling tool comprises a telescopic sleeve (301), a fixed sleeve (302) and a main shaft with a drilling knife. When the drilling device (100) is used for drilling the pipeline (00), the pipeline (00) does not need to be drilled in a manual drilling mode, and the efficiency of the drilling operation of the pipeline (00) is effectively improved. And the power motor (40) in the drilling device (100) is detachably connected with an external power source, and the power source is not integrated in the drilling device (100), so that the volume of the drilling device (100) is effectively reduced.
Description
Technical Field
The utility model relates to a pipeline maintenance field, in particular to drilling equipment and system.
Background
Pipelines are used as main equipment for conveying petroleum or natural gas, and large-scale construction and operation are carried out in China. In order to ensure the safety of oil and gas transmission, the pipeline needs to be maintained. When performing maintenance work on a pipe, it is necessary to perform drilling work on the pipe in a pressed state by using a drilling machine.
In the related art, when the hole diameter of the pipeline to be drilled is 38.5-80 mm, a manual drilling machine is mainly adopted for drilling the pipeline. The manual drilling machine is mainly provided with a main shaft and a drilling knife positioned at the lower end of the main shaft. When drilling operation is carried out, the main shaft is driven to rotate in a manual mode and is controlled to move downwards, and then the drilling cutter is controlled to cut the pipeline, so that the drilling operation on the pipeline is completed.
However, when the pipe is drilled by a manual drilling method, the efficiency of the drilling operation of the pipe is low.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a drilling equipment and system. The problem of prior art when carrying out drilling operation to the pipeline efficiency lower can be solved, technical scheme is as follows:
in a first aspect, there is provided a drilling apparatus comprising:
a clamping assembly configured to clamp with a pipe to be drilled;
a guide assembly, the guide assembly comprising: the clamping component comprises a supporting bracket fixedly connected with the clamping component and a connecting rod with one end connected with the supporting bracket in a sliding manner;
a drilling assembly, the drilling assembly comprising: the telescopic sleeve is connected with one end of the connecting rod, which is far away from the supporting bracket, and the fixed sleeve is configured to be connected with a valve arranged on the side wall of the pipeline;
be located the telescope tube deviates from power motor on the terminal surface of fixed sleeve one end, power motor with the main shaft deviates from the one end of drilling sword is connected, power motor can dismantle with outside power supply and be connected, the telescope tube is configured to be in stretch out and draw back in the fixed sleeve, in order to drive the drilling sword is followed telescope tube's flexible direction removes.
Optionally, the power motor is a hydraulic motor, and the power source is a hydraulic pump; or, the power motor is a pneumatic motor, and the power source is a pneumatic pump.
Optionally, a sliding groove is provided on the supporting bracket, and the guiding assembly further includes: and the sliding block is positioned in the sliding groove and is connected with one end, close to the supporting bracket, of the connecting rod.
Optionally, the extending direction of the sliding groove is the same as the axial direction of the telescopic sleeve, and the axial direction of the connecting rod is perpendicular to the extending direction of the sliding groove.
Optionally, the guiding assembly further comprises: with slider fixed connection's first connecting piece that has a first through-hole, the drilling subassembly still includes: and the second connecting piece is fixedly connected with one end of the telescopic sleeve, which deviates from the fixed sleeve, and provided with a second through hole, one end of the connecting rod penetrates through the first through hole to be connected with the first connecting piece, and the other end of the connecting rod penetrates through the second through hole to be connected with the second connecting piece.
Optionally, the guiding assembly further comprises: and the width of the limiting part is greater than the diameter of the second through hole, and the width direction of the limiting part is perpendicular to the axial direction of the connecting rod.
Optionally, the clamping assembly includes: the clamping chain comprises a clamping piece with a clamping groove and a clamping chain detachably connected with the clamping piece.
Optionally, the clamping groove in the clamping piece is an arc-shaped groove, and the radius of the clamping groove is the same as that of the pipeline.
Optionally, the telescopic sleeve comprises: the sleeve comprises a plurality of sub-sleeves which are sequentially sleeved, wherein one sub-sleeve exists in the sub-sleeves and is arranged on the end face deviating from one end of the fixed sleeve, and one sub-sleeve movably connected with the fixed sleeve also exists in the sub-sleeves.
In another aspect, a drilling system is provided, comprising: the drilling device is any one of the drilling devices in the first aspect, and the power source is detachably connected with a power motor in the drilling device.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is:
this drilling equipment includes: the drilling machine comprises a clamping assembly, a guide assembly, a drilling assembly and a power motor. This direction subassembly includes: a support bracket and a connecting rod; the drilling assembly includes: the telescopic sleeve, the fixed sleeve and the main shaft with the drilling cutter are arranged on the main shaft; the power motor is detachably connected with an external power source. When the pipeline is drilled by the drilling device, the power motor is connected with the power source, and the power motor can drive the main shaft in the drilling assembly to rotate under the driving of the power source so as to drive the drilling cutter to rotate; the telescopic sleeve moves in the fixed sleeve in a telescopic way to drive the drilling knife to move along the telescopic direction of the telescopic sleeve. Thereby realizing the drilling operation of the pipeline. The pipeline is not required to be drilled in a manual drilling mode, and the efficiency of the drilling operation of the pipeline is effectively improved. And, the utility model provides a power motor among the drilling equipment can dismantle with outside power supply and be connected, and this power supply is not integrated in drilling equipment, the effectual volume that reduces drilling equipment.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is an effect diagram of a drilling device provided by an embodiment of the present invention when drilling a pipe;
fig. 2 is a schematic structural diagram of a hydraulic pump as a power source according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a pneumatic pump as a power source according to an embodiment of the present invention;
fig. 4 is an effect diagram of another drilling device provided by the embodiment of the present invention when drilling a pipe;
fig. 5 is an effect diagram of a drilling system using a hydraulic pump as a power source according to an embodiment of the present invention when drilling a pipe;
fig. 6 is an effect diagram of the drilling system using the pneumatic pump as the power source according to the embodiment of the present invention when drilling the pipeline.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The utility model provides a drilling device, this drilling device are used for driling to the pipeline. Referring to fig. 1, fig. 1 is an effect diagram of a drilling device according to an embodiment of the present invention when drilling a pipe. The drilling apparatus 100 may include: a clamping assembly 10, a guide assembly 20, a drilling assembly 30 and a power motor 40.
The clamping assembly 10 is configured to clamp with a pipe 00 to be drilled.
The guide assembly 20 may include: a support bracket 201 fixedly connected with the clamping assembly 10, and a connecting rod 202 with one end slidably connected with the support bracket 201.
The drilling assembly 30 may include: a telescopic sleeve 301, a fixed sleeve 302 movably connected with the telescopic sleeve 301, and a main shaft (not shown in fig. 1) with a drilling knife at one end and located in the telescopic sleeve 301. The telescopic sleeve 301 is connected to the end of the connecting rod 202 facing away from the support bracket 201. The fixed sleeve 302 is configured to connect to a valve provided on the sidewall of the conduit 00.
The power motor 40 is located on the end face of the telescopic sleeve 301 facing away from the fixed sleeve 302. The power motor 40 is connected to the end of the spindle facing away from the drilling tool. The power motor 40 is detachably connected to an external power source. The telescopic sleeve 301 is configured to be telescopic within the fixed sleeve 302 to bring the power motor 40, and the main shaft connected to the power motor 40, to move in the telescopic direction of the telescopic sleeve 301, thereby enabling the drill knife to move in the telescopic direction of the telescopic sleeve 301.
It should be noted that the telescopic sleeve 301 extends in the fixed sleeve 302 in a direction parallel to the sliding direction of the connecting rod 202 on the support bracket 201, and the telescopic sleeve 301 can be limited in the telescopic direction in the fixed sleeve 302 by the guide assembly 20 and the clamping assembly 10, so as to avoid the problem that the size error of the opening formed in the side wall of the pipeline 00 is large due to the fact that the telescopic direction of the telescopic sleeve 301 deviates when the side wall of the pipeline 00 is drilled subsequently.
It should also be noted that, the utility model discloses well drilling equipment 100 in power motor 40 can dismantle with the outside power supply and be connected, and this power supply is not integrated in drilling equipment 100, the effectual volume that reduces drilling equipment 100 makes things convenient for operating personnel to hand-carry this drilling equipment 100. The power source can be a power assembly in a large tapping machine or a pipeline breaking device and the like for processing or repairing the pipeline.
When it is necessary to drill the pipe 00 using the drilling apparatus 100 shown in fig. 1, an operator needs to mount the drilling apparatus 100 to the pipe 00. For example, an operator needs to weld the valve 01 on the sidewall of the pipeline 00; the operator can then connect the fixed sleeve 302 in the drilling assembly 30 to the valve 01 welded to the side wall of the pipe 00; then, an operator can clamp the clamping assembly 10 with the pipeline 00, so that the extending direction of the support bracket 201 in the guide assembly 20 is parallel to the extending direction of the fixing sleeve 302; finally, the end of the connecting rod 202 in the guide assembly 20 facing away from the support bracket 201 is connected to the telescopic sleeve 301 in the drilling assembly 30 to enable mounting of the drilling apparatus 100 on the pipe 00.
After the operator mounts the drilling apparatus 100 to the pipe 00, the operator needs to connect the power motor 40 with an external power source; then, the operator needs to start the power source, so that the power motor 40 drives the main shaft in the drilling assembly 30 to rotate under the driving of the power source, so as to drive the drilling tool to rotate; finally, an operator can control the telescopic tube 301 to extend and retract in the fixed sleeve 302, so as to drive the drilling tool to move along the extension and retraction direction of the telescopic tube 301 (i.e., control the drilling tool to perform the operation of feeding and retracting). Thereby realizing the drilling operation of the pipeline 00.
In the embodiment of the present invention, when holes (generally 38.5 to 80 mm) with different apertures need to be drilled, the drilling tool with the corresponding size of the aperture can be replaced, so that the drilling device 100 can satisfy the drilling operation with different apertures.
To sum up, the embodiment of the utility model provides a drilling equipment, include: the drilling machine comprises a clamping assembly, a guide assembly, a drilling assembly and a power motor. This direction subassembly includes: a support bracket and a connecting rod; the drilling assembly includes: the telescopic sleeve, the fixed sleeve and the main shaft with the drilling cutter are arranged on the main shaft; the power motor is detachably connected with an external power source. When the pipeline is drilled by the drilling device, the power motor is connected with the power source, and the power motor can drive the main shaft in the drilling assembly to rotate under the driving of the power source so as to drive the drilling cutter to rotate; the telescopic sleeve moves in the fixed sleeve in a telescopic way to drive the drilling knife to move along the telescopic direction of the telescopic sleeve. Thereby realizing the drilling operation of the pipeline. The pipeline is not required to be drilled in a manual drilling mode, and the efficiency of the drilling operation of the pipeline is effectively improved. And, the utility model provides a power motor among the drilling equipment can dismantle with outside power supply and be connected, and this power supply is not integrated in drilling equipment, the effectual volume that reduces drilling equipment.
Optionally, as shown in fig. 2 and 3, fig. 2 is a schematic structural diagram of the hydraulic pump as a power source according to an embodiment of the present invention, and fig. 3 is a schematic structural diagram of the pneumatic pump as a power source according to an embodiment of the present invention. When the power source 200 is the hydraulic pump 200a, the power motor 40 is a hydraulic motor; when the power source 200 is a pneumatic pump 200b, the power motor 40 is a pneumatic motor. For example, the hydraulic pump 200a may be a hydraulic station, and the pneumatic pump 200b may be an air compressor. Since the drilling apparatus 100 is used for drilling a pipe, and other large hole openers and/or pipe cutting devices are provided at a construction site of the pipe, and these devices usually include power assemblies such as a hydraulic pump shown in fig. 2 or a pneumatic pump shown in fig. 3, the power assemblies in the large hole openers or pipe cutting devices at the construction site can be directly used as the power source 200 of the drilling apparatus 100 in order to reduce the volume of the drilling apparatus 100. At this time, when the drilling apparatus 100 is required to work, the power motor 40 may be directly connected to a power assembly in a large-sized tapping machine or a pipe cutting device in a construction site.
It should be noted that the hydraulic pump and the pneumatic pump in the construction site are explosion-proof devices, so the drilling device 100 is also an explosion-proof device when a hydraulic station and an air compressor are used as the power source 200, and meets the requirements of operation in flammable and explosive places such as the oil and gas pipeline 00.
In the embodiment of the present invention, referring to fig. 4, fig. 4 is an effect diagram of the drilling device for drilling a pipe according to another embodiment of the present invention. The support bracket 201 is provided with a sliding groove 201a, and the guide assembly 20 may further include: a sliding block 203 positioned in the sliding groove 201a, wherein the sliding block 203 is connected with one end of the connecting rod 202 close to the supporting bracket 201. The slide groove 201a and the slider 203 constitute a linear guide. The sliding block 203 can move back and forth on the sliding groove 201a along the extending direction of the sliding groove 201a along with the movement of the telescopic sleeve 301, so that the telescopic direction of the telescopic sleeve 301 is prevented from being deviated when the side wall of the pipeline 00 is drilled.
Alternatively, referring to fig. 4, the extending direction of the sliding groove 201a is the same as the axial direction of the telescopic sleeve 301, and the axial direction of the connecting rod 202 is perpendicular to the extending direction of the sliding groove 201 a. That is, the moving direction of the slider 203 in the slide groove 203 is the same as the extending and retracting direction of the telescopic sleeve 301 in the fixed sleeve 302. At this time, the connecting rod 202 can be driven by the slider 203 to move back and forth along the extending direction of the sliding groove 201a, and one end of the connecting rod 202 departing from the supporting bracket 201 is connected with the telescopic sleeve 301. Therefore, the telescopic direction of the telescopic sleeve 301 in the fixed sleeve 302 is limited, the telescopic sleeve 301 can only be stretched in the direction parallel to the moving direction of the sliding groove 201a, and the telescopic direction of the telescopic sleeve 301 is prevented from deviating when the side wall of the pipeline 00 is drilled.
In the embodiment of the present invention, referring to fig. 4, the guiding assembly 20 may further include: a first connecting member 204 with a first through hole fixedly connected with the slider 203; the drilling assembly 30 may further include: and the second connecting piece 303 is fixedly connected with one end of the telescopic sleeve 301, which is far away from the fixed sleeve 302, and is provided with a second through hole, one end of the connecting rod 202 passes through the first through hole to be connected with the first connecting piece 204, and the other end of the connecting rod 202 passes through the second through hole to be connected with the second connecting piece 303. For example, the power motor 40 may be fixed to the second connector 303. At this time, the connection rod 202 passes through the first and second through holes to connect the first connection member 204 with the second connection member 303, thereby achieving the connection of the guide assembly 20 with the drilling assembly 30.
It should be noted that the first connecting member 204, the second connecting member 303 and the connecting rod 202 may be two first connecting members 204, two second connecting members 303 and two connecting rods 202 with the supporting bracket 201 as a symmetry axis. At this time, the symmetrically arranged structure can improve the stability of the drilling apparatus 100.
Optionally, referring to fig. 4, the guide assembly 20 may further include: and a limiting member 205 fixedly connected to an end of the connecting rod 202 away from the supporting bracket 201, wherein a width of the limiting member 205 is greater than a diameter of the second through hole, and a width direction of the limiting member 205 is perpendicular to an axial direction of the connecting rod 202. For example, the structure of the position-limiting member 205 may be a cylinder structure or a rectangular parallelepiped structure. At this time, when one end of the connecting rod 202 passes through the second through hole and is connected with the second connecting member 303, and the other end of the connecting rod 202 passes through the first through hole and is connected with the first connecting member 204, because the connecting rod 202 deviates from the one end fixedly connected with limiting member 205 of the supporting bracket 201, the connecting rod 202 cannot pass through the second through hole and then slide out of the second through hole, thereby further improving the stability of the drilling device 100.
In an embodiment of the present invention, referring to fig. 4, the clamping assembly 10 may include: a clamping member 101 with a clamping groove, and a clamping chain 102 detachably connected with the clamping member 101. For example, the clamping groove in the clamping member 101 may be a circular arc groove clamped with the pipeline 00, and the radius of the circular arc groove may be the same as the radius of the pipeline 00. At this moment, this joint spare 101 cooperation joint chain 102 can fix joint subassembly 10 on waiting to drill the pipeline 00, for drilling equipment 100 provides fine stability, has avoided because the drilling sword leads to drilling equipment 100 to take place the counter rotation because the cutting sword appears in the drilling, has promoted drilling equipment 100's stability and security.
It should be noted that, when drilling pipes 00 of different sizes, the clamping member 101 of a size corresponding to the pipe 00 needs to be replaced to ensure that the clamping member 101 is clamped with the pipe 00 to be drilled. It should be further noted that, the detachable connection of the clamping member 101 and the clamping chain 102 means: at least one end of the clamping chain 102 is detachably connected to the clamping member 101, for example, one end of the clamping chain 102 may be fixedly connected to the clamping member 101, and the other end may be detachably connected to the clamping member 101.
Alternatively, referring to fig. 4, the telescopic sleeve 301 may include: the sleeve comprises a plurality of sub-sleeves 301a which are sequentially sleeved, wherein one sub-sleeve 301a in the plurality of sub-sleeves 301a is provided with a power motor 40 on the end face of one end, which is far away from the fixed sleeve 302, and one sub-sleeve 301a movably connected with the fixed sleeve 302 is also arranged in the plurality of sub-sleeves 301 a.
To sum up, the embodiment of the utility model provides a drilling equipment, include: the drilling machine comprises a clamping assembly, a guide assembly, a drilling assembly and a power motor. This direction subassembly includes: a support bracket and a connecting rod; the drilling assembly includes: the telescopic sleeve, the fixed sleeve and the main shaft with the drilling cutter are arranged on the main shaft; the power motor is detachably connected with an external power source. When the pipeline is drilled by the drilling device, the power motor is connected with the power source, and the power motor can drive the main shaft in the drilling assembly to rotate under the driving of the power source so as to drive the drilling cutter to rotate; the telescopic sleeve moves in the fixed sleeve in a telescopic way to drive the drilling knife to move along the telescopic direction of the telescopic sleeve. Thereby realizing the drilling operation of the pipeline. The pipeline is not required to be drilled in a manual drilling mode, and the efficiency of the drilling operation of the pipeline is effectively improved. And, the utility model provides a power motor among the drilling equipment can dismantle with outside power supply and be connected, and this power supply is not integrated in drilling equipment, the effectual volume that reduces drilling equipment.
The embodiment of the utility model provides a drilling system is still provided, refer to fig. 5 and fig. 6, and fig. 5 is the utility model provides an effect picture when drilling to the pipeline with the drilling system of hydraulic pump as the power supply, fig. 6 is the utility model provides an effect picture when drilling to the pipeline with the drilling system of pneumatic pump as the power supply. The drilling system may include: a drilling apparatus 100 and a power source 200. By way of example, the power source 200 may include: fig. 2 or 3 illustrate a power source 200.
Fig. 5 and 6 are schematic illustrations of a drilling apparatus in a drilling system, as an example of the drilling apparatus shown in fig. 4. At this time, the power motor 40 in the drilling device 100 is detachably connected to the power source 200 through the high-pressure hose 02, so that the power motor 40 is driven to drive the main shaft to rotate, thereby drilling the pipeline 00.
See, for example, fig. 5 and 6. When drilling a pipe 00 to be drilled using the drilling system, an operator needs to mount the drilling apparatus 100 to the pipe 00. For example, an operator needs to weld the valve 01 on the sidewall of the pipeline 00; the operator can then connect the fixed sleeve 302 in the drilling assembly 30 to the valve 01 welded to the side wall of the pipe 00; then, an operator can clamp the clamping assembly 10 with the pipeline 00, so that the extending direction of the support bracket 201 in the guide assembly 20 is parallel to the extending direction of the fixing sleeve 302; finally, the end of the connecting rod 202 in the guide assembly 20 facing away from the support bracket 201 is connected to the telescopic sleeve 301 in the drilling assembly 30 to enable mounting of the drilling apparatus 100 on the pipe 00.
After the operator mounts the drilling apparatus 100 on the pipeline 00, the operator needs to connect the power motor 40 with the external power source 200, and when the power source 200 is the hydraulic pump 200a, the hydraulic motor is used as the power motor, and the hydraulic motor can be connected with the hydraulic pump 200a through two high-pressure hoses 02; when the power source 200 is the pneumatic pump 200b, a pneumatic motor, which may be connected to the pneumatic pump 200b through a high-pressure hose 02, is used as the power motor 40. Then, the operator needs to start the power source 200, so that the power motor 40 drives the spindle in the drilling assembly 30 to rotate under the driving of the power source 200, so as to drive the drilling knife to rotate; finally, an operator can control the telescopic tube 301 to extend and retract in the fixed sleeve 302, so as to drive the drilling tool to move along the extension and retraction direction of the telescopic tube 301 (i.e., control the drilling tool to perform the operation of feeding and retracting). Thereby realizing the drilling operation of the pipeline 00.
The above description is only an alternative embodiment of the present invention, and is not intended to limit the present invention, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the scope of the present invention.
Claims (10)
1. A drilling apparatus, comprising:
a clamping assembly (10), the clamping assembly (10) being configured to clamp with a pipe (00) to be drilled;
a guide assembly (20), the guide assembly (20) comprising: the clamping component comprises a supporting bracket (201) fixedly connected with the clamping component (10) and a connecting rod (202) with one end slidably connected with the supporting bracket (201);
a drilling assembly (30), the drilling assembly (30) comprising: the telescopic pipe comprises a telescopic sleeve (301), a fixed sleeve (302) movably connected with the telescopic sleeve (301), and a main shaft with a drilling knife at one end positioned in the telescopic sleeve (301), wherein the telescopic sleeve (301) is connected with one end of the connecting rod (202) departing from the supporting bracket (201), and the fixed sleeve (302) is configured to be connected with a valve (01) arranged on the side wall of the pipeline (00);
be located telescopic sleeve (301) deviates from power motor (40) on the terminal surface of fixed sleeve (302) one end, power motor (40) with the main shaft deviates from the one end of drilling sword is connected, power motor (40) can be dismantled with the power supply of outside and be connected, telescopic sleeve (301) are configured to be in stretch out and draw back in fixed sleeve (302), in order to drive the drilling sword is followed the flexible direction of telescopic sleeve (301) removes.
2. The drilling device according to claim 1,
the power motor (40) is a hydraulic motor, and the power source is a hydraulic pump; or the power motor (40) is a pneumatic motor, and the power source is a pneumatic pump.
3. The drilling device according to claim 1,
be provided with sliding tray (201a) on support holder (201), guide assembly (20) still includes: the sliding block (203) is positioned in the sliding groove (201a), and the sliding block (203) is connected with one end, close to the supporting bracket (201), of the connecting rod (202).
4. Drilling device according to claim 3,
the extending direction of the sliding groove (201a) is the same as the axial direction of the telescopic sleeve (301), and the axial direction of the connecting rod (202) is perpendicular to the extending direction of the sliding groove (201 a).
5. Drilling device according to claim 3,
the guide assembly (20) further comprises: a first connector (204) having a first through hole fixedly connected to the slider (203), the drilling assembly (30) further comprising: and the second connecting piece (303) is fixedly connected with one end of the telescopic sleeve (301) departing from the fixed sleeve (302) and is provided with a second through hole, one end of the connecting rod (202) penetrates through the first through hole to be connected with the first connecting piece (204), and the other end of the connecting rod (202) penetrates through the second through hole to be connected with the second connecting piece (303).
6. The drilling device according to claim 5,
the guide assembly (20) further comprises: the limiting piece (205) is fixedly connected with one end, deviating from the supporting bracket (201), of the connecting rod (202), the width of the limiting piece (205) is larger than the diameter of the second through hole, and the width direction of the limiting piece (205) is perpendicular to the axial direction of the connecting rod (202).
7. The drilling device according to claim 1,
the clamping assembly (40) comprises: the clamping device comprises a clamping piece (101) with a clamping groove and a clamping chain (102) detachably connected with the clamping piece (101).
8. The drilling device according to claim 7,
the clamping groove in the clamping piece (101) is an arc-shaped groove, and the radius of the clamping groove is the same as that of the pipeline (00).
9. Drilling device according to any one of claims 1 to 8,
the telescopic sleeve (301) comprises: the sleeve comprises a plurality of sub-sleeves (301a) which are sequentially sleeved, wherein one sub-sleeve (301a) in the sub-sleeves (301a) is provided with the power motor (40) on the end face which is away from one end of the fixed sleeve (302), and one sub-sleeve (301a) which is movably connected with the fixed sleeve (302) is also arranged in the sub-sleeves (301 a).
10. A drilling system, comprising: a drilling device (100) and a power source (200), wherein the drilling device (100) is the drilling device as claimed in any one of claims 1 to 9, and the power source (200) is detachably connected with a power motor (40) in the drilling device (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921829916.2U CN211218780U (en) | 2019-10-28 | 2019-10-28 | Drilling device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921829916.2U CN211218780U (en) | 2019-10-28 | 2019-10-28 | Drilling device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211218780U true CN211218780U (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921829916.2U Active CN211218780U (en) | 2019-10-28 | 2019-10-28 | Drilling device and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211218780U (en) |
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2019
- 2019-10-28 CN CN201921829916.2U patent/CN211218780U/en active Active
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